Finding the Fourth Proportional to 1,490,297.16, 2,234,191.84 and 648,214.68
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Solution
The fourth proportional to 1,490,297.16, 2,234,191.84 and 648,214.68 is: 971,776.63
Step by Step Solution
- Step 1: Write the proportion equation
1,490,297.16 : 2,234,191.84 = 648,214.68 : x - Step 2: Convert to fraction form
1,490,297.16/2,234,191.84 = 648,214.68/x - Step 3: Cross multiply
1,490,297.16x = 2,234,191.84 × 648,214.68 - Step 4: Simplify right side
1,490,297.16x = 1,448,235,948,624.21 - Step 5: Solve for x
x = 1,448,235,948,624.21/1,490,297.16 - Step 6: Final answer
x = 971,776.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.